chrome/android/java/res/layout/contacts_picker_toolbar.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
    Copyright 2018 The Chromium Authors. All rights reserved.
    Use of this source code is governed by a BSD-style license that can be
    found in the LICENSE file.
-->

<org.chromium.chrome.browser.contacts_picker.ContactsPickerToolbar
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingStart="0dp"
    android:paddingEnd="0dp">

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="end">

        <ImageView
            android:id="@+id/search"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center_vertical"
            android:background="@drawable/ic_search"
            android:contentDescription="@string/search" />

        <org.chromium.ui.widget.ButtonCompat
            android:id="@+id/done"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:enabled="false"
            android:text="@string/done"
            style="@style/TextButton" />
    </LinearLayout>
</org.chromium.chrome.browser.contacts_picker.ContactsPickerToolbar>